Home / 6,361,581.76-8,778,327.42-3,782,764.24

Finding the Fourth Proportional to 6,361,581.76, 8,778,327.42 and 3,782,764.24

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Solution

The fourth proportional to 6,361,581.76, 8,778,327.42 and 3,782,764.24 is: 5,219,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361,581.76 : 8,778,327.42 = 3,782,764.24 : x
  2. Step 2: Convert to fraction form
    6,361,581.76/8,778,327.42 = 3,782,764.24/x
  3. Step 3: Cross multiply
    6,361,581.76x = 8,778,327.42 × 3,782,764.24
  4. Step 4: Simplify right side
    6,361,581.76x = 33,206,343,051,387.46
  5. Step 5: Solve for x
    x = 33,206,343,051,387.46/6,361,581.76
  6. Step 6: Final answer
    x = 5,219,824.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.